What ERCOT knows and isn't telling us

During the cold snap that began Dec. 22, 35-40% of the coal and gas power plants in ERCOT were offline for at least some period of time, many for the entire time. 

Had snow and ice accompanied the cold—as happened with Winter Storm Uri in 2021—the data shows that Texas again would have faced an unacceptably high risk of outages. Pablo Vegas, CEO of ERCOT…